John McDowell

John McDowell

Trading Educator & Content Contributor

John McDowell is the Lead Content Strategist at TradingSim. His journey into day trading began in 2016 after conversations with a retired hedge fund manager. John is passionate about teaching and educating traders, curating content that helps others succeed in the stock market.

john@tradingsim.com

8 min read

The Short Seller Restriction Rule (SSR) Explained for Day Trading [Updated April 2026]

What is short sale restriction?

Short sale restriction (SSR) is an interesting trading rule that was established in 2010 and is not always popular...

The Short Seller Restriction Rule (SSR) Explained for Day Trading [Updated April 2026]

12 min read

The AMC Short Squeeze Explanation [Updated April 2026]

What is the AMC squeeze? 

The AMC squeeze was a black swan event on the US stock market that initially took place in January of 2021, and culminated...

The AMC Short Squeeze Explanation [Updated April 2026]

12 min read

The GME GameStop Short Squeeze Explained [Updated April 2026]

Unless you have been living under a rock for the past year, you’ll know that GME is the ticker symbol for the wildly popular meme stock, GameStop...

The GME GameStop Short Squeeze Explained [Updated April 2026]

11 min read

Volume Profile Trading Strategies for Day Traders [Updated April 2026]

What Is Volume Profile?

A Volume Profile is a volume-by-price trading indicator that shows the total trading activity or volume traded at each price...

Volume Profile Trading Strategies for Day Traders [Updated April 2026]

9 min read

ABCD Pattern Day Trading: Setup, Entry & Exit Guide [Updated April 2026]

The classic version of the abcd trading pattern is a harmonic pattern consisting of two equal legs A-B and C-D. As a day trading pattern, these two...

ABCD Pattern Day Trading: Setup, Entry & Exit Guide [Updated April 2026]

12 min read

Bull Flag Pattern: How to Spot & Trade It [Updated April 2026]

Bull flag trading patterns are one of many patterns that traders study in the markets. Trading patterns are a way to simplify the markets and...

Bull Flag Pattern: How to Spot & Trade It [Updated April 2026]
The Volatility Contraction Pattern (VCP): How To Day Trade It | TradingSim

10 min read

VCP Pattern: Volatility Contraction Trading Guide [Updated April 2026]

The Volatility Contraction Pattern, or VCP, as it has come to be known, has been popularized by Mark Minervini in his books Think and Trade Like a...

VCP Pattern: Volatility Contraction Trading Guide [Updated April 2026]